History

1933

Momosuke Fukuzawa establishes Yahagi Kogyo Co., Ltd., the predecessor of Toagosei, in Nagoya.

Momosuke
Fukuzawa

Aerial view of Yahagi Kogyo at the time

1944

Toagosei Chemical Industry Co., Ltd. is established after Yahagi Kogyo Co., Ltd. merges with Showa Soda Co., Ltd., Hokkai Soda Co., Ltd., and Rayon Soda Co., Ltd., resulting in the establishment of Toagosei.

1957

The new Tokushima Plant is opened to produce caustic soda and organic solvents.

The new Tokushima Plant after completion

1960

Toagosei Chemical Industry successfully commercializes Japan's first acrylic ester production plant.

The acrylic ester production plant after expansion

1963

Toagosei Chemical Industry begins production of instant glue Aron Alpha.

The first Aron Alpha

One of many Aron Alpha
promotional activities
held across Japan

1971

Toagosei Chemical Industry launches sales of Aron Alpha for consumers.

The first Aron Alpha for consumers

1973

Toagosei Chemical Industry completes work at its Nagoya Plant on an acrylic ester plant that uses propylene.
Toagosei Chemical Industry's affiliate Toajushi Kogyo Co., Ltd. merges with Teraoka Seisakusho to form Aron Kasei Co., Ltd.

1983

Toagosei Chemical Industry establishes Oita Chemical Co., Ltd. to produce acrylic acid.

Celebration commemorating
the opening of the Oita Plant

1985

Toagosei Chemical Industry changes the Nagoya Plant's caustic soda production method
from mercury to ion-exchange membrane.

Caustic soda plant using
the ion exchange membrane method

1988

Toagosei Chemical Industry changes the Tokushima Plant's caustic soda production method from mercury to ion-exchange membrane.

1989

Toagosei Chemical Industry establishes Toagosei America Inc.

1991

Toagosei Chemical Industry opens the Tsukuba Research Laboratory (currently, the Institute for Advanced Sciences) to develop new technologies and products.

Tsukuba Research Laboratory

1993

Toagosei Chemical Industry establishes Toagosei Hong Kong Ltd. to market Aron Alpha in Hong Kong.

1994

Toagosei Chemical Industry is renamed Toagosei Ltd. to commemorate its 50th anniversary.
Toagosei completes construction of its first overseas plant outside of Columbus, Ohio in the United States.

Toagosei establishes its first overseas plant
in the United States

1995

Toagosei establishes Toagosei (Zhuhai) Ltd. in China as a plant for filling and packaging Aron Alpha.

1999

Toagosei completes production facilities in Singapore for acrylic acid and acrylic ester,
and commences production.

Acrylic ester production facilities
at Toagosei Singapore Pte Ltd.

2000

Toagosei establishes Toa-Jet Chemical Co., Ltd. and Taiwan Toagosei Co., Ltd. to manufacture and market UV-curable resin in Taiwan.

2004

Toagosei establishes TOA-DIC Zhangjiagang Chemical Co., Ltd. to manufacture and market UV-curable resin in China.

2006

Toagosei spins off its polymer flocculant business and establishes MT AquaPolymer Inc.

2011

Toagosei opens the General Center of Research and Development.
Aron Kasei Co., Ltd. becomes a wholly-owned subsidiary.

General Center of Research and Development

2013

Toagosei merges with Tsurumi Soda Co., Ltd. and Nihon Junyaku Co., Ltd.
Toagosei installs an electrolysis machine using
the gas diffusion electrode method at its Tokushima Plant and becomes
the first in the world to commence commercial operations.

Electrolysis machine using
the gas diffusion electrode method
which reduces electricity consumption
by two-thirds compared to conventional machines.

2016

Toagosei establishes Toagosei (Thailand) Co., Ltd.

2018

Toagosei opens the Tokyo Technology Laboratory

Tokyo Technology Laboratory

2019

Toagosei revamps its corporate philosophy to commemorate its 75th anniversary.

2020

Toagosei opens the Takaoka Creation Laboratory.

Takaoka Creation Laboratory

2021

Toagosei merges with Oita Chemical Co., Ltd.

2022

TOAGOSEI (Zhangjiagang) New Technology Co., Ltd. becomes a wholly-owned subsidiary

2023

Toagosei establishes Toagosei (Shanghai) Management Co., Ltd.

Corporate Information